<?php
/*
$array['1'][0];
$array['2'][0]=2;
$array['3'][0]=4;
$array['4'][0]=1;
$array['5'][0]=3;
$array['1']['1'];
$array['1']['6'];
$array['2']['3']=2;
$array['2']['9']=0;
$array['3']['7']=6;
$array['3']['2']=4;
$array['4']['4']=2;
$array['4']['0']=99;
$array['5']['11']=5;
$array['5']['22']=2;

        $limitAlbums=2;
        $topArray=array();
        $biggestAlbum=0;
        $index;
        for($limit=0;$limit<$limitAlbums;$limit++){
            foreach($array as $i=>$album){

                if($biggestAlbum<$album){
                    $biggestAlbum=$album;
                    $index=$i;
                }
            }
            $topArray[$index]=$array[$index];
            unset($array[$index]);
            $biggestAlbum=0;
            $index=null;
        }



       $top=array();
       $limitTracks=1;

        foreach($topArray as $key=>$album){

            $biggesTrack=0;
            $index=null;
            for($limit=0;$limit<$limitTracks;$limit++){
                foreach($album as $i=>$track){
                    if($i!=0){
                        if($biggestTrack<$track){
                            $biggestTrack=$track;
                            $index=$i;
                        }
                    }
                }
                $top[$key][$index]=$album[$index];
                unset($topArray[$key][$index]);
                $biggestTrack=0;
                $index=null;
            }
        }

        var_dump($top);*/
$test=null;
$number=(int)$test;
var_dump($number);
?>
